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2. SPECIFICATIONS
MELSEC-A
2.2
Performance Specifications
The following table gives the performance specifications of the A64RDC.
Table 2.2 Performance Specifications
Item
A64RD4C
A64RD3C
Type of measuring system
4-wire type
3-wire type
Connectable temperature-
measuring resistor
P t l
00
(conforms to JIS* C1604-1989 and DIN 48760-1 980)
JPtlOO (conforms to JIS C1604-1981)
P t l 00
: -18O'C (-292'F)
to 600'C (1 112'F) (27.08 Q to 31 3.59
Q)
~~~
Temperature input range
JPtlOO
: -18O'C (-292'F)
to 600'C (1 1 l2'F) (25.8 Q t o 317.28
Q)
16-bit signed binary
-1800
to
6000 (value
to
the first decimal place
x
10)
Detected temperature value
32-bit signed binary
-1 80000 to 600000 (value
to
the third decimal place
X
1000)
Resolution
I
0.025'C
Overall
accuracy
I
r l % (accuracy to the
full
scale)
Conversion speed 40 msec/channel
Number of temperature input
channels
I
4 channelslmodule
Insulation method
Between channels
: No insulation
Between an input terminal and PC CPU power
: Photocoupler insulation
Number of occupied stations
(points)
Terminal
block
I
47-point
terminal
block
Cable between A64RDC and
Pt 1 00
See Section 2.2.1,
Applicable crimp contact
24 VDC internal current
V1.25-3 V1.25-YS3A V2-S3 V2-YS3A
consumption (A)
0.2
0.1 5
Weight
kg
(Ib)
1
0.81
(1.77)
Outside dimensions mm (in)
I
170(6.69)(H)
x
100(3,94)(W)
X
80(3,15)(D)
~
~
~
~
~
~~~~
Japanese Industrial Standard
2 - 2
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